diff -ru zabbix-1.7/frontends/php/include/defines.inc.php zabbix-1.7-patched/frontends/php/include/defines.inc.php
--- zabbix-1.7/frontends/php/include/defines.inc.php	2009-05-03 23:00:25.000000000 +0200
+++ zabbix-1.7-patched/frontends/php/include/defines.inc.php	2009-05-04 10:54:50.000000000 +0200
@@ -39,6 +39,7 @@
 	define('EVENTS_OPTION_NOT_ACK',			3);		//	use 0 to disable
 	define('EVENTS_OPTION_ONLYTRUE_NOTACK',	4);		//	use 0 to disable
 	define('EVENTS_OPTION_NOFALSEFORB',		5);		//  reserved for TRIGGERS_OPTION_NOFALSEFORB, to disable set TRIGGERS_OPTION_NOFALSEFORB to 0
+	define('EVENTS_OPTION_EVENT_LAST',		6);
 
 	define('ZBX_MIN_PERIOD', 3600);					// ~1 hour
 	define('ZBX_MAX_PERIOD', 12*31*24*3600);		// ~1 year
diff -ru zabbix-1.7/frontends/php/include/locales/en_gb.inc.php zabbix-1.7-patched/frontends/php/include/locales/en_gb.inc.php
--- zabbix-1.7/frontends/php/include/locales/en_gb.inc.php	2009-05-03 23:00:25.000000000 +0200
+++ zabbix-1.7-patched/frontends/php/include/locales/en_gb.inc.php	2009-05-04 10:57:04.000000000 +0200
@@ -1638,6 +1638,7 @@
 	'S_SHOW_NOFALSEFORB'=>				'Show all(no FALSE for B)',
 	'S_SHOW_UNACKNOWLEDGED'=>			'Show unacknowledged',
 	'S_SHOW_PROBLEM_UNACKNOWLEDGED'=>	'Show problem-unacknowledged',
+	'S_SHOW_PROBLEM_EVENT_LAST'=>		'Show Last',
 	'S_SHOW_ONLY_FALSE'=>				'Show only FALSE',
 	'S_SHOW_ONLY_TRUE'=>				'Show only TRUE',
 	'S_NOT_ACKNOWLEDGED'=>				'Not acknowledged',
diff -ru zabbix-1.7/frontends/php/tr_status.php zabbix-1.7-patched/frontends/php/tr_status.php
--- zabbix-1.7/frontends/php/tr_status.php	2009-05-03 23:00:26.000000000 +0200
+++ zabbix-1.7-patched/frontends/php/tr_status.php	2009-05-04 10:59:50.000000000 +0200
@@ -312,6 +312,9 @@
 	if(EVENTS_OPTION_ONLYTRUE_NOTACK && $config['event_ack_enable']){
 		$ev_select->addItem(EVENTS_OPTION_ONLYTRUE_NOTACK,S_SHOW_PROBLEM_UNACKNOWLEDGED.SPACE.'('.$config['event_expire'].SPACE.(($config['event_expire']>1)?S_DAYS:S_DAY).')');
 	}
+	if(EVENTS_OPTION_EVENT_LAST && $config['event_ack_enable']){
+                $ev_select->addItem(EVENTS_OPTION_EVENT_LAST,S_SHOW_PROBLEM_EVENT_LAST.SPACE);
+        }
 
 //------- JP -------
 	if($show_triggers==TRIGGERS_OPTION_NOFALSEFORB){
@@ -427,6 +430,7 @@
 
 	$triggers_num = 0;
 	$event_cond = '';
+	$event_join = '';
 	$event_expire = ($config['event_expire']*86400); // days
 	switch($show_events){
 		case EVENTS_OPTION_ALL:
@@ -444,6 +448,10 @@
 			$event_cond.=' AND e.acknowledged=0 '.
 							' AND ((e.value='.TRIGGER_VALUE_TRUE.') OR ((e.value='.TRIGGER_VALUE_FALSE.') AND t.type='.TRIGGER_MULT_EVENT_DISABLED.'))';
 			break;
+		case EVENTS_OPTION_EVENT_LAST:
+                       $event_join.=' LEFT JOIN events e2 ON e.objectid = e2.objectid AND e.clock < e2.clock ';
+                       $event_cond.=' AND e2.objectid IS NULL AND e.acknowledged=0 ';
+                       break;
 		case EVENTS_OPTION_NOEVENT:
 		default:
 			$event_cond.=' AND 1=2 ';
@@ -472,10 +480,10 @@
 
 		if($show_triggers == TRIGGERS_OPTION_NOFALSEFORB){
 			$event_sql = 'SELECT e.eventid, e.value, e.clock, e.objectid as triggerid, e.acknowledged, t.type '.
-				' FROM events e, triggers t '.
+				' FROM events e JOIN triggers t ON t.triggerid=e.objectid '.
+				$event_join.
 				' WHERE e.object=0 '.
 					' AND e.objectid='.$row['triggerid'].
-					' AND t.triggerid=e.objectid '.
 					$event_cond.
 				' ORDER by e.object DESC, e.objectid DESC, e.eventid DESC';
 			if(!$row = get_row_for_nofalseforb($row,$event_sql)){
@@ -504,10 +512,10 @@
 	}
 	
 	$event_sql = 'SELECT e.eventid, e.value, e.clock, e.objectid as triggerid, e.acknowledged, t.type '.				
-			' FROM events e, triggers t '.				
+			' FROM events e JOIN triggers t ON t.triggerid=e.objectid '.
+			$event_join.				
 			' WHERE e.object=0 '.					
-				' AND '.DBcondition('e.objectid',$triggerids).					
-				' AND t.triggerid=e.objectid '.					
+				' AND '.DBcondition('e.objectid',$triggerids).				
 				$event_cond.				
 			' ORDER by e.object DESC, e.objectid DESC, e.eventid DESC';	
 	
Alleen in zabbix-1.7-patched/frontends/php: tr_status.php.old